Which of the following is true of visible light?

• Its waves are used for radio broadcasts.

• It is also called X-ray.

• It is the largest portion of the electromagnetic spectrum.

• Its waves hit an object and are either absorbed or reflected.

Tags

NGSS.MS-PS4-2

Which is the best description of the nature of light?

• Light always behaves like waves.

• Light always behaves like particles.

• Light sometimes behaves like waves and at other times like particles.

• Light never behaves like either waves or particles.

Tags

NGSS.HS-PS4-3

If an object reflects red light and absorbs all the other colors, what color does the object appear to be?

• White

• Black

• Red

• all colors except red

Tags

NGSS.MS-PS4-2

When light strikes a convex lens, the light beams ________________.

• diverge or spread out.

• become wiggly lines.

• converge or become focused into one beam.

Tags

NGSS.MS-PS4-2

Unlike sound waves, light waves __________________.

• carry energy

• must travel through matter

• travel as compression waves

• travel as transverse waves

Tags

NGSS.MS-PS4-2

Light does not pass through an object at all that is ______________.

• opaque

• translucent

• shiny

• transparent

Tags

NGSS.MS-PS4-2

White light can be separated into different colors by using a ________________.

• mirror

• convex lens

• concave lens

• prism

Light shines clear through objects that are ______________.

• opaque

• translucent

• shiny

• transparent

Tags

NGSS.MS-PS4-2

What is the difference between a lens and a mirror?

• A mirror refracts light.

• A mirror bends light inward.

• A mirror reflects light while a lens refracts light.

When light passes from one material to another, you may observe _________________.

• spectrum

• rays

• refraction

• wavelength

Tags

NGSS.MS-PS4-2